
body {
  width: 100vw;
  height: 100vh;
  /* background-color: #05172B; */
}

.container {
  padding: 3% 5%;
  box-sizing: border-box;
  overflow: hidden;
}
/* 导航样式 */
.nav {
  padding-left: 20px;
  display: flex;
  margin-bottom: 10px;
}
.nav h3 {
  position: relative;
  font-size: 20px;
  font-weight: normal;
}
.nav h3::before,
.nav h3::after {
  content: '';
  position: absolute;
  background-color: #000;
  width: 2px;
  bottom: 5px;
}
.nav h3::before {
  left: -10px;
  height: 16px;
}
.nav h3::after {
  left: -20px;
  height: 24px;
}
.nav p {
  text-align: right;
  flex: 1;
  border-bottom: 1px dotted #999;
}




.container ul {
  width: 110%;
  height: 100%;
  display: flex;
  flex-wrap: wrap;
  /* justify-content: space-between; */
}
.container ul li {
  overflow: hidden;
  position: relative;
  width: 20%;
  /* margin-right: 2%; */
  /* height: 80%; */
  height: 220px;
  margin-right: 3%;
  margin-bottom: 3%;
  /* border-radius: 7%; */
  background-color: #fff;
  border: 1px solid #000;
}
/* .container ul li a {
  display: block;
  color: #000;
} */
.container ul li:nth-child(4n) {
  margin-right: 0;
}
.container ul li img {
  width: 100%;
  height: 100%;
  /* border-radius: 7% 7% 0 0; */
}
@keyframes article-animation {
  0% {
    transform: translateY(100px)
  }
  100% {
    transform: translateY(0)
  }
}
@keyframes circle-animation {
  0% {
    background-color: #E18E1C;
  }
  40% {
    background-color: #C4D379;
  }
  60% {
    background-color: #95AD95;
  }
  80% {
    background-color: #CDA5AD;
  }
  100% {
    background-color: #E18E1C;
  }
}
.list-txt {
  display: flex;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 5%;
  box-sizing: border-box;
  font-family: '黑体';
  background-color: rgba(255, 255, 255, .3);
  animation: article-animation .5s linear;
}
.list-txt .circle {
  position: relative;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: orange;
  text-align: center;
  line-height: 35px;
  color: #fff;
  font-weight: 500;
  animation: circle-animation 5s linear infinite;
}
.list-txt .circle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  height: 28px;
  width: 28px;
  border-radius: 50%;
  border: 1px dotted #fff;
}
.list-txt article {
  flex: 1;
  padding-left: 10px;
}
.list-txt h3{
  width: 100px;
  font-size: 16px;
  font-weight: 500;
  /* border: 1px solid #000;
  border-radius: 5%; */
  /* line-height: 66px; */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-txt p {
  width: 100%;
  /* height: 120px; */
  font-size: 14px;
  /* line-height: 40px; */
  /* white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis; */
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
}

/* 返回按钮样式 */
.container #back {
  position: fixed;
  bottom: 5%;
  right: 5%;
  width: 80px;
}

/* loading效果 */
.loading-box,
.mask {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: transparent;
}
.loading {
	position: absolute;
	top: 20%;
	left: 50%;
	width: 150px;
	height: 150px;
	margin-left: -75px;
	background-color: #000;
	border-radius: 10px;
}
.loading img {
	width: 100%;
}
.loading p {
	position: absolute;
	bottom: 20px;
	left: 5px;
	margin: 0;
	color: #A0A0A0;
	font-size: 14px;
}

/* 兼容1920大屏 */
@media screen and (min-width:1920px) {
  /* 导航样式 */
  .nav {
    margin-bottom: 20px;
  }
  .nav h3 {
    font-size: 40px;
  }
  .nav h3::before,
  .nav h3::after {
    width: 4px;
  }
  .nav h3::before {
    height: 22px;
  }
  .nav h3::after {
    height: 40px;
  }
  .nav p {
    font-size: 40px;
    border-bottom: 2px dotted #999;
  }

  .container ul li {
    height: 500px;
  }



  .list-txt h3 {
    width: 200px;
    font-size: 40px;
  }
  .list-txt p {
    font-size: 30px;
  }
  .list-txt .circle {
    width: 80px;
    height: 80px;
    line-height: 80px;
    font-size: 40px;
  }
  .list-txt .circle::after {
    top: 5px;
    left: 5px;
    height: 65px;
    width: 65px;
    border: 2px dotted #fff;
  }
  /* .list-txt h3 {
    font-size: 50px;
  }
  .list-txt p {
    font-size: 40px;
  } */
  .container #back {
    width: 160px;
  }


  .loading {
		top: 30%;
		width: 300px;
		height: 300px;
		margin-left: -150px;
	}
	.loading p {
		font-size: 28px;
		bottom: 25px;
		left: 15px;
	}
}